Body Systems 1
Sends signals through the body; composed of brain, spinal cord and nerves
Nervous System
Contains over 650 muscles that help in movement, blood flow, and other bodily functions
Muscular System
Type of blood vessel that Carries Blood Away from the heart
Arteries
This organ controls all of the body's activities and stores memories
Brain
This word is used when all body systems are working together properly and your body is in a balanced state
homeostasis
The body's defense system against pathogens, including bacteria, viruses and fungi
Immune System
Allows humans to take in vital oxygen from the air and expel carbon dioxide
Respiratory System
Type of blood vessel that carries blood to the heart
Veins
This organ is responsible for pumping your blood throughout the body
Heart
Cardiac muscles are muscles that make up what organ?
Muscles that make up the heart
Series of connected organs that allow the body to break down and absorb food and remove waste
Digestive System
Provide shape, support, and protection for the body; allows for movement, produces red blood cells
Skeletal System
The organ that secretes insulin to help control blood sugar
pancreas
This organ is responsible for taking in oxygen and expelling carbon dioxide
Lungs
The difference between inhalation and exhalation
Inhalation- taking in oxygen
Exhalation- breathing out carbon dioxide
Produces and eliminates waste product called urea
The Excretory or Urinary System
moves blood, oxygen, nutrients, etc around the body
Circulatory System
Organ in the digestive system that stores bile
gall bladder
This is the body's largest organ and it serves as a barrier to protect the inside of your body from the outside world
skin
Example of Voluntary muscles
arms, legs etc
Collection of glands that secrete hormones into the blood to regulate bodily functions such as growth and metabolism
Endocrine System
Acts as a protective barrier, retains bodily fluids, eliminates waste products ( such as sweat) regulates body temperature
Integumentary System
The difference between mechanical and chemical digestion
Mechanical digestion - the act of chewing your food ( with teeth)
Chemical Digestion- the breaking down of food in your stomach ( due to stomach acids)
This organ filters wastes your blood
Kidneys
2 examples of involuntary muscles performing a job to keep your body alive and healthy
heart - pumping blood
stomach- digesting food
blood vessels - carrying blood through the body
respiratory - breathing
eyes- blinking